78708868

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{147949}}^1$

素因数の和:147979

約数の個数: 24

約数和(自身を含む): 165704000

約数和(自身を除く): 86995132

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 147949, 295898, 591796, 1035643, 2071286, 2811031, 4142572, 5622062, 11244124, 19677217, 39354434, 78708868]

約数ペア:

[(1, 78708868), (2, 39354434), (4, 19677217), (7, 11244124), (14, 5622062), (19, 4142572), (28, 2811031), (38, 2071286), (76, 1035643), (133, 591796), (266, 295898), (532, 147949)]